CN113908457A - High altitude construction car rescue and relief devices - Google Patents
High altitude construction car rescue and relief devices Download PDFInfo
- Publication number
- CN113908457A CN113908457A CN202111262374.7A CN202111262374A CN113908457A CN 113908457 A CN113908457 A CN 113908457A CN 202111262374 A CN202111262374 A CN 202111262374A CN 113908457 A CN113908457 A CN 113908457A
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- China
- Prior art keywords
- seat
- belt pulley
- belt
- movable
- window breaking
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B3/00—Devices or single parts for facilitating escape from buildings or the like, e.g. protection shields, protection screens; Portable devices for preventing smoke penetrating into distinct parts of buildings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
Abstract
The invention relates to emergency equipment, in particular to emergency rescue and relief equipment for an overhead working truck, which comprises a window breaking mechanism, a wind power conversion mechanism and a movable support structure, wherein the window breaking position of the equipment can be adjusted, the equipment can break a window in a vertical falling mode, the equipment can absorb particles, the equipment can switch a fire extinguishing mode, the window breaking mechanism is connected with the wind power conversion mechanism, and the wind power conversion mechanism is connected with the movable support structure.
Description
Technical Field
The invention relates to emergency equipment, in particular to emergency and disaster relief equipment for an overhead working truck.
Background
In the process of high-altitude operation rescue and relief, the glass window needs to be broken, when the window is broken by the traditional window breaking equipment, the glass can be collided and flown to indoor people by impact, and personnel damage is easily caused, so that the high-altitude operation vehicle rescue and relief equipment is designed.
Disclosure of Invention
The invention mainly solves the technical problem of providing the emergency and disaster relief equipment for the overhead working truck, the equipment can adjust the position of a broken window, the equipment can break the window in a vertical falling mode, the equipment can absorb particles, and the equipment can switch fire extinguishing modes.
In order to solve the technical problem, the invention relates to rescue equipment, in particular to rescue and relief equipment for an overhead working truck, which comprises a window breaking mechanism, a wind power conversion mechanism and a movable supporting structure, wherein the window breaking position of the equipment can be adjusted, the equipment can break a window in a vertical falling mode, the equipment can absorb particles, and the equipment can switch a fire extinguishing mode.
The window breaking mechanism is connected with the wind power conversion mechanism, and the wind power conversion mechanism is connected with the movable support structure;
the window breaking mechanism comprises a vertical sliding seat, a first bidirectional screw rod, a window breaking movable seat, a sucker, a fixed pipe, a pressurizing cylinder, a second bidirectional screw rod, a first belt pulley, a first servo motor, a second servo motor, a pressurizing hole, a window breaking conical head and a first spring, wherein the vertical sliding seat is rotatably connected with the first bidirectional screw rod, the first bidirectional screw rod is in threaded connection with the window breaking movable seat, the window breaking movable seat is slidably connected in the vertical sliding seat, the window breaking movable seat is fixedly connected with the fixed pipe, one side of the fixed pipe is fixedly connected with the sucker, the pressurizing cylinder is connected with the window breaking movable seat, the vertical sliding seat is in threaded connection with the second bidirectional screw rod, the second bidirectional screw rod is connected with a first belt pulley, one of the first belt pulleys is connected with the first servo motor, the second servo motor is fixedly connected in the vertical sliding seat, and the rotating end of the second servo motor is connected on the first bidirectional screw rod, the belt pulleys on two sides are connected through a belt, the pressurizing hole is formed in the pressurizing cylinder, the window breaking conical head is connected into the fixing pipe and the pressurizing cylinder in a sliding mode, and the first spring is sleeved on the window breaking conical head.
As a further optimization of the technical scheme, the wind power conversion mechanism of the emergency rescue and disaster relief equipment of the aerial work vehicle comprises a movable frame, a sliding chute, a support frame, a shaft-mounted impeller, an air box, a cross brace, a vertical movable support, a fan, a second belt pulley, a first belt, a third belt pulley, a pipeline, a threaded hole seat, a driving motor, a fourth belt pulley, a press-out pipe, a second belt, a pressure change box, a fifth belt pulley, a shaft-mounted cam, a matching seat, a second spring, a suction pipe, a liquid inlet one-way valve, an outer box, a collecting box, a U-shaped liquid outlet channel, a switching valve, a hydraulic cylinder, a liquid outlet one-way valve, a rod-mounted piston and a connecting channel, wherein the sliding chute is symmetrically arranged on the movable frame, the vertical sliding seat is slidably connected in the sliding chute, a second bidirectional screw rod is rotatably connected on the movable frame, a first servo motor is connected with the movable frame, and the cross brace are connected with the movable frame, the cross brace is connected with a support frame, the support frame is provided with an air box, a belt shaft impeller is rotationally connected in the air box, the cross brace is connected with a vertical movable support, the fan is fixedly connected on the cross brace, the fan is connected with a second belt pulley, the second belt pulley is in friction connection with a first belt, the first belt pulley is in friction connection with a third belt pulley, the third belt pulley is connected with the belt shaft impeller, one end of a pipeline is communicated with the air box, the other end of the pipeline is communicated with an outer box, the outer box is in sliding connection with a collecting box, the vertical movable support is connected with a threaded hole seat, a driving motor is connected with the threaded hole seat, the rotating end of the driving motor is connected with a fourth belt pulley, the fourth belt pulley is in friction connection with the second belt pulley, the second belt pulley is in friction connection with a fifth belt pulley, the fifth belt pulley is connected with a belt shaft cam, a pressure outlet pipe and a suction pipe are symmetrically arranged at two sides of the pressure change box, the belt cam is rotationally connected on the pressure change box, the cam with shaft is contacted with the matching seat, two ends of the second spring are respectively connected with the matching seat and the pressure change box, the liquid inlet one-way valve is arranged in the suction pipe, the U-shaped liquid outlet channel is arranged on the switching valve, the switching valve is connected in the pipeline in a sliding way, the pipeline is connected with the vertical movable support, the movable end of the hydraulic cylinder penetrates through the vertical movable support and is connected on the switching valve through the pipeline, the hydraulic cylinder is connected with the threaded hole seat, the liquid outlet one-way valve is arranged in the extrusion pipe, the piston with the rod is connected in the pressure change box in a sliding way, the upper end of the piston with the rod is connected with the matching seat, the second spring is sleeved on the piston with the rod, the connecting channel is arranged in the vertical movable support and is communicated with the pipeline, and the connecting channel is communicated with the extrusion pipe.
As a further optimization of the technical scheme, the movable support structure of the emergency rescue and relief equipment for the aerial work vehicle comprises a slide rail seat, a coupler, a third servo motor and a lead screw, wherein the slide rail seat is connected with the coupler, the coupler is connected with the lead screw, the lead screw is rotatably connected to the slide rail seat, the lead screw is in threaded connection with a threaded hole seat, and the threaded hole seat is slidably connected in the slide rail seat.
As a further optimization of the technical scheme, the material of the window breaking conical head of the emergency rescue and relief equipment for the overhead working truck is stainless steel.
As a further optimization of the technical scheme, when the switching valve of the emergency rescue and relief equipment for the overhead working truck slides to the limit position, one side of the U-shaped liquid outlet channel is communicated with the upper end of the pipeline, and the other side of the U-shaped liquid outlet channel is communicated with the connecting channel.
The rescue and disaster relief equipment for the overhead working truck has the advantages that:
according to the emergency rescue and relief equipment for the overhead working truck, the position of the window can be adjusted by the equipment, the equipment can vertically drop to break the window, the equipment can absorb particles, and the equipment can switch fire extinguishing modes.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a first structural schematic diagram of an emergency rescue and disaster relief device of an aerial work vehicle.
Fig. 2 is a schematic structural diagram of a rescue and disaster relief device of an aerial work platform truck according to the present invention.
Fig. 3 is a third schematic structural diagram of an emergency rescue and disaster relief device of an aerial work platform truck according to the present invention.
Fig. 4 is a first structural schematic diagram of a window breaking mechanism 1 of the emergency rescue and relief equipment of the aerial work vehicle of the invention.
Fig. 5 is a schematic structural diagram of a second window breaking mechanism 1 of the emergency rescue and relief equipment of the aerial work vehicle.
Fig. 6 is a third schematic structural diagram of a window breaking mechanism 1 of the emergency rescue and relief equipment of the aerial work vehicle of the invention.
Fig. 7 is a first structural schematic diagram of a wind power conversion mechanism 2 of the emergency rescue and relief equipment of the aerial work platform.
Fig. 8 is a schematic structural diagram of a wind power conversion mechanism 2 of the emergency rescue and relief equipment of the aerial work platform.
Fig. 9 is a third schematic structural diagram of a wind power conversion mechanism 2 of the emergency rescue and relief equipment of the aerial work platform.
Fig. 10 is a first schematic structural diagram of a movable support structure 3 of an emergency rescue and relief device of an aerial work platform truck according to the present invention.
Fig. 11 is a schematic structural diagram of a second movable support structure 3 of the emergency rescue and relief equipment of the aerial work platform.
In the figure: a window breaking mechanism 1; a vertical sliding seat 1-1; a first bidirectional screw 1-2; 1-3 of a window breaking movable seat; 1-4 of a sucker; 1-5 of a fixed pipe; 1-6 of a pressurizing cylinder; a second bidirectional lead screw 1-7; a first pulley 1-8; a first servo motor 1-9; a second servo motor 1-10; 1-11 of a pressurizing hole; 1-12 of a window breaking conical head; first springs 1 to 13; a wind power conversion mechanism 2; a movable frame 2-1; 2-2 of a chute; 2-3 of a support frame; 2-4 of impeller with shaft; 2-5 of an air box; 2-6 of a cross brace; 2-7 of vertical movable support; 2-8 of a fan; a second pulley 2-9; a first belt 2-10; a third belt pulley 2-11; 2-12 of pipelines; 2-13 of a threaded hole seat; driving motors 2-14; a fourth belt pulley 2-15; pressing a pipe 2-16; a second belt 2-17; pressure change tanks 2-18; fifth belt pulleys 2-19; 2-20 parts of cam with shaft; 2-21 of a matching seat; a second spring 2-22; suction pipes 2 to 23; liquid inlet one-way valve 2-24; outer boxes 2-25; collecting boxes 2-26; a U-shaped liquid outlet channel 2-27; 2-28 parts of a switching valve; 2-29 parts of a hydraulic cylinder; 2-30 of a liquid outlet one-way valve; a piston 2-31 with a rod; connecting channels 2-32; a movable support structure 3; 3-1 of a slide rail seat; 3-2 of a coupler; a third servo motor 3-3; and 3-4 of a lead screw.
Detailed Description
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11. when the device is installed on an aerial emergency operation vehicle, when a window needs to be broken, the first servo motors 1-9 are operated to drive the first belt pulleys 1-8 to rotate according to the size of the window, the first belt pulleys 1-8 on one side drive the first belt pulleys 1-8 on the other side to synchronously rotate through a belt, the first belt pulleys 1-8 drive the second bidirectional screw rods 1-7 to synchronously rotate, the second bidirectional screw rods 1-7 rotate to drive the vertical sliding seats 1-1 to approach or separate from each other, the selection is performed according to the vertical size of the window, and then the second servo motors 1-10 are operated to drive the first bidirectional screw rods 1-2 to rotate according to the horizontal size of the window, the first bidirectional screw 1-2 drives the window breaking movable seat 1-3; close to each other, or far away from each other, so that the position of the suction cups 1-4 is finally positioned at the four corners of the window, then the third servo motor 3-3 is operated to drive the shaft coupling 3-2 to rotate, the shaft coupling 3-2 drives the screw rod 3-4 to rotate, the screw rod 3-4 drives the threaded hole seat 2-13 to move, so that the suckers 1-4 are attached to four corners of the glass, the pressurizing holes 1-11 are externally connected with a pressurizing pump before use, then instantaneous high-pressure gas is introduced into the pressurizing cylinder 1-6 from the pressurizing hole 1-11, under the drive of gas, the window breaking conical heads 1-12 impact the glass window instantly, so that four corners of the glass are broken, and due to the action of the suckers 1-4, the glass can not splash and fall vertically, so that the personnel can be prevented from being damaged.
The second embodiment is as follows:
the following describes the present embodiment with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, and fig. 11, and the present embodiment further describes the first embodiment, in which the fan 2-8 operates to drive the second pulley 2-9 to rotate, the second pulley 2-9 drives the third pulley 2-11 to rotate via the first belt 2-10, the third pulley 2-11 drives the belt shaft impeller 2-4 to rotate, and the belt shaft impeller 2-4 rotates to form an air flow flowing into the air box 2-5, which is opposite to the impact direction, and is beneficial to vertically dropping glass and preventing splashing.
The third concrete implementation mode:
the following describes the present embodiment with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, and fig. 11, and the present embodiment further describes the first embodiment, when fire is to be extinguished, the hydraulic cylinder 2-29 can drive the switching valve 2-28 to move, when the switching valve 2-28 slides to the limit position, one side of the U-shaped liquid outlet channel 2-27 is communicated with the upper end of the pipeline 2-12, the other side is communicated with the connecting channel 2-32, the driving motor 2-14 operates to drive the fourth belt pulley 2-15 to rotate, the fourth belt pulley 2-15 drives the fifth belt pulley 2-19 to rotate through the second belt 2-17, the fifth belt pulley 2-19 drives the shaft cam 2-20 to rotate, the shaft cam 2-20 rotates to drive the mating seat 2-21 to rotate through the mating with the second spring 2-22 The matching seat 2-21 can drive the piston 2-31 with the rod to do up-and-down reciprocating motion to cause the pressure difference change in the pressure change box 2-18, before use, the suction pipe 2-23 is externally connected with the water inlet pipe, so that the water in the external water receiving pipe can be sucked into the pressure change box 2-18 from the liquid inlet one-way valve 2-24, then is sprayed out from the liquid outlet one-way valve 2-30 into the connecting channel 2-32 after being pressurized, and then is sprayed out from the U-shaped liquid outlet channel 2-27 upwards into the air box 2-5 along the pipeline 2-12 to perform the fire extinguishing function, when the fire is extinguished on the wall, the matching seat can be matched with the impeller 2-4 with the shaft to rotate for use, the spraying range can be expanded, and the matching seat is suitable for the fire extinguishing mode of the wall.
The fourth concrete implementation mode:
the present embodiment is described below with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, and fig. 11, and the present embodiment further describes a first embodiment, in which the material of the window breaker cone heads 1-12 is stainless steel, which is advantageous for breaking a window.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (5)
1. The utility model provides an aerial work car emergency rescue and relief of disaster equipment, includes broken window mechanism (1), wind-force conversion mechanism (2), activity bearing structure (3), its characterized in that: the window breaking mechanism (1) is connected with the wind power conversion mechanism (2), and the wind power conversion mechanism (2) is connected with the movable support structure (3);
the window breaking mechanism (1) comprises a vertical sliding seat (1-1), a first bidirectional screw rod (1-2), a window breaking movable seat (1-3), a sucker (1-4), a fixed pipe (1-5), a pressurizing cylinder (1-6), a second bidirectional screw rod (1-7), a first belt pulley (1-8), a first servo motor (1-9), a second servo motor (1-10), a pressurizing hole (1-11), a window breaking conical head (1-12) and a first spring (1-13), wherein the vertical sliding seat (1-1) is rotatably connected with the first bidirectional screw rod (1-2), the first bidirectional screw rod (1-2) is in threaded connection with the window breaking movable seat (1-3), the window breaking movable seat (1-3) is in sliding connection with the vertical sliding seat (1-1), a fixed pipe (1-5) is fixedly connected on a window breaking movable seat (1-3), a sucker (1-4) is fixedly connected on one side of the fixed pipe (1-5), a pressurizing cylinder (1-6) is connected with the window breaking movable seat (1-3), a vertical sliding seat (1-1) is in threaded connection with a second bidirectional screw rod (1-7), a first belt pulley (1-8) is connected on the second bidirectional screw rod (1-7), a first servo motor (1-9) is connected on one first belt pulley (1-8), a second servo motor (1-10) is fixedly connected in the vertical sliding seat (1-1), the rotating end of the second servo motor (1-10) is connected on the first bidirectional screw rod (1-2), and belt pulleys (1-8) on two sides are connected through a belt, the pressurizing holes (1-11) are arranged on the pressurizing cylinders (1-6), the window breaking conical heads (1-12) are connected in the fixed pipes (1-5) and the pressurizing cylinders (1-6) in a sliding mode, and the first springs (1-13) are sleeved on the window breaking conical heads (1-12).
2. The aerial lift truck rescue and relief device of claim 1, wherein: the wind power conversion mechanism (2) comprises a movable frame (2-1), a sliding groove (2-2), a support frame (2-3), a shaft-provided impeller (2-4), an air box (2-5), a cross brace (2-6), a vertical movable support (2-7), a fan (2-8), a second belt pulley (2-9), a first belt (2-10), a third belt pulley (2-11), a pipeline (2-12), a threaded hole seat (2-13), a driving motor (2-14), a fourth belt pulley (2-15), a press-out pipe (2-16), a second belt (2-17), a pressure change box (2-18), a fifth belt pulley (2-19), a shaft-provided cam (2-20), a matching seat (2-21), A second spring (2-22), a suction pipe (2-23), a liquid inlet one-way valve (2-24), an outer box (2-25), a collection box (2-26), a U-shaped liquid outlet channel (2-27), a switching valve (2-28), a hydraulic cylinder (2-29), a liquid outlet one-way valve (2-30), a piston (2-31) with a rod and a connecting channel (2-32), sliding grooves (2-2) are symmetrically arranged on a movable frame (2-1), a vertical sliding seat (1-1) is slidably connected in the sliding grooves (2-2), a second bidirectional screw rod (1-7) is rotatably connected on the movable frame (2-1), a first servo motor (1-9) is connected with the movable frame (2-1), the movable frame (2-1) is connected with a transverse support (2-6), the cross brace (2-6) is connected with a support frame (2-3), the support frame (2-3) is provided with an air box (2-5), the air box (2-5) is connected with a shaft impeller (2-4) in a rotating way, the cross brace (2-6) is connected with a vertical movable support (2-7), a fan (2-8) is fixedly connected with the cross brace (2-6), the fan (2-8) is connected with a second belt pulley (2-9), the second belt pulley (2-9) is connected with a first belt (2-10) in a friction way, the first belt (2-10) is connected with a third belt pulley (2-11) in a friction way, the third belt pulley (2-11) is connected with the shaft impeller (2-4), one end of a pipeline (2-12) is communicated with the air box (2-5), the other end of the pressure change box is communicated with an outer box (2-25), a collecting box (2-26) is connected in the outer box (2-25) in a sliding way, a vertical movable support (2-7) is connected with a threaded hole seat (2-13), a driving motor (2-14) is connected with the threaded hole seat (2-13), the rotating end of the driving motor (2-14) is connected with a fourth belt pulley (2-15), the fourth belt pulley (2-15) is connected with a second belt (2-17) in a friction way, the second belt (2-17) is connected with a fifth belt pulley (2-19) in a friction way, the fifth belt pulley (2-19) is connected with a cam (2-20) with a shaft, a press-out pipe (2-16) and a suction pipe (2-23) are symmetrically arranged at two sides of the pressure change box (2-18), the cam (2-20) with a shaft is rotationally connected to the pressure change box (2-18), the cam (2-20) with a shaft is contacted with the matching seat (2-21), two ends of the second spring (2-22) are respectively connected to the matching seat (2-21) and the pressure change box (2-18), the liquid inlet one-way valve (2-24) is arranged in the suction pipe (2-23), the U-shaped liquid outlet channel (2-27) is arranged on the switching valve (2-28), the switching valve (2-28) is slidably connected in the pipeline (2-12), the pipeline (2-12) is connected with the vertical movable support (2-7), the movable end of the hydraulic cylinder (2-29) passes through the vertical movable support (2-7) and the pipeline (2-12) and is connected to the switching valve (2-28), the hydraulic cylinder (2-29) is connected with the threaded hole seat (2-13), the liquid outlet one-way valve (2-30) is arranged in the press-out pipe (2-16), the rod-provided piston (2-31) is connected in the pressure change box (2-18) in a sliding manner, the upper end of the rod-provided piston (2-31) is connected with the matching seat (2-21), the second spring (2-22) is sleeved on the rod-provided piston (2-31), the connecting channel (2-32) is arranged in the vertical movable support (2-7) and communicated with the pipeline (2-12), and the connecting channel (2-32) is communicated with the press-out pipe (2-16).
3. The aerial lift truck rescue and relief device of claim 2, wherein: the movable supporting structure (3) comprises a slide rail seat (3-1), a coupler (3-2), a third servo motor (3-3) and a lead screw (3-4), the slide rail seat (3-1) is connected with the coupler (3-2), the coupler (3-2) is connected with the lead screw (3-4), the lead screw (3-4) is rotatably connected onto the slide rail seat (3-1), the lead screw (3-4) is in threaded connection with a threaded hole seat (2-13), and the threaded hole seat (2-13) is slidably connected into the slide rail seat (3-1).
4. The aerial work vehicle rescue and relief device of any one of claims 1-3, wherein: the material of the window breaking conical head (1-12) is stainless steel.
5. The aerial work vehicle rescue and relief device of claim 2 or 3, wherein: when the switching valve (2-28) slides to the limit position, one side of the U-shaped liquid outlet channel (2-27) is communicated with the upper end of the pipeline (2-12), and the other side is communicated with the connecting channel (2-32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111262374.7A CN113908457A (en) | 2021-10-28 | 2021-10-28 | High altitude construction car rescue and relief devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111262374.7A CN113908457A (en) | 2021-10-28 | 2021-10-28 | High altitude construction car rescue and relief devices |
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| CN113908457A true CN113908457A (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111262374.7A Pending CN113908457A (en) | 2021-10-28 | 2021-10-28 | High altitude construction car rescue and relief devices |
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| CN112124109A (en) * | 2020-09-27 | 2020-12-25 | 广州睦月信息科技有限公司 | Auxiliary charging equipment for new energy automobile |
| CN213202828U (en) * | 2020-08-14 | 2021-05-14 | 泉州华川礼品有限公司 | Glass steel cutting device with dust collection structure |
| CN213388370U (en) * | 2020-10-21 | 2021-06-08 | 山东恒邦玻璃有限公司 | Positioning and cutting equipment for machining automobile skylight glass |
| CN112950888A (en) * | 2021-02-19 | 2021-06-11 | 江苏工程职业技术学院 | Security monitoring alarm equipment |
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2021
- 2021-10-28 CN CN202111262374.7A patent/CN113908457A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002011107A (en) * | 2000-06-28 | 2002-01-15 | Shinko:Kk | Glass breaking device for emergency escape |
| CN205417476U (en) * | 2015-12-08 | 2016-08-03 | 郑伟 | Use on -vehicle broken window system of compressed air as driving source |
| CN105771104A (en) * | 2016-04-29 | 2016-07-20 | 天津市友滨弹簧有限公司 | Spring window breaking device capable of being repeatedly used |
| CN211357516U (en) * | 2019-06-28 | 2020-08-28 | 湖南工业大学 | Unmanned aerial vehicle high altitude fire extinguishing and fire fighting device |
| CN111265789A (en) * | 2020-04-13 | 2020-06-12 | 于娜 | Handheld safe window breaking equipment for fire fighting |
| CN111520049A (en) * | 2020-04-25 | 2020-08-11 | 天津中信仁恒机电工程有限公司 | Quick fire control environmental protection device that discharges fume |
| CN213202828U (en) * | 2020-08-14 | 2021-05-14 | 泉州华川礼品有限公司 | Glass steel cutting device with dust collection structure |
| CN111973900A (en) * | 2020-08-19 | 2020-11-24 | 黄金元 | Urban rail vehicle is with high-efficient urgent broken window device |
| CN112124109A (en) * | 2020-09-27 | 2020-12-25 | 广州睦月信息科技有限公司 | Auxiliary charging equipment for new energy automobile |
| CN213388370U (en) * | 2020-10-21 | 2021-06-08 | 山东恒邦玻璃有限公司 | Positioning and cutting equipment for machining automobile skylight glass |
| CN112950888A (en) * | 2021-02-19 | 2021-06-11 | 江苏工程职业技术学院 | Security monitoring alarm equipment |
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Application publication date: 20220111 |